The Acid-Base Difference between Tungsten Tetrabromide and Tungsten Hexabromide

Tungsten tetrabromide (WBr4) and tungsten hexabromide (WBr6) have some differences in acidity and alkalinity.

Tungsten tetrabromide is a weakly acidic substance. It can react with alkali under appropriate conditions to generate the corresponding tungstate and release bromide. For example, reacting with ammonia can produce aminotungstate.

Tungsten hexabromide is a strong acidic substance. It reacts rapidly with bases to form hexabromotungstate and liberates bromide. This acidic property makes tungsten hexabromide catalytic in some chemical reactions.

It is important to note that acid-base properties are also affected by other factors such as solubility and solution concentration. Under appropriate conditions, tungsten tetrabromide and tungsten hexabromide may exhibit different acid-base behaviors.

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